/* Lumen LMS — course page, dashboard and course list (rendered inside the theme). */
.lumen {
	--lm-brand: #4a3aa7;
	--lm-mark: #d63f7a;
	--lm-ink: #1a1c2b;
	--lm-ink-2: #383c50;
	--lm-muted: #5d6274;
	--lm-line: #e2e4eb;
	--lm-line-2: #cfd2dd;
	--lm-surface: #fff;
	--lm-surface-2: #f6f7fa;
	--lm-brand-fg: var(--lm-brand);
	--lm-brand-soft: color-mix(in srgb, var(--lm-brand) 9%, #fff);
	--lm-mark-fg: var(--lm-mark);
	--lm-mark-soft: color-mix(in srgb, var(--lm-mark) 9%, #fff);
	--lm-ok: #17784f;
	--lm-ok-soft: #e6f4ec;
	--lm-shadow: 0 1px 2px rgba(26, 28, 43, .05), 0 8px 24px -12px rgba(26, 28, 43, .14);
	font-family: "Atkinson Hyperlegible Next", "Atkinson Hyperlegible", system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans", sans-serif;
	color: var(--lm-ink);
	font-size: 16px;
	line-height: 1.55;
}
.lumen *, .lumen *::before, .lumen *::after { box-sizing: border-box; }
.lumen a { color: inherit; }
.lumen .lm-h2 { font-size: 22px; line-height: 1.25; font-weight: 700; margin: 0 0 12px; color: var(--lm-ink); font-family: inherit; letter-spacing: -.005em; }
.lumen .lm-muted { color: var(--lm-muted); }
.lm-ic { width: 20px; height: 20px; flex: none; }
.lumen .lm-sr, .lumen .screen-reader-text { position: absolute !important; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; padding: 0; }
.lumen :focus-visible { outline: 3px solid color-mix(in srgb, var(--lm-brand) 55%, transparent); outline-offset: 2px; }

.lumen .lm-btn {
	display: inline-flex; align-items: center; justify-content: center; gap: 8px;
	min-height: 44px; padding: 0 20px; border-radius: 10px;
	border: 1px solid var(--lm-line-2); background: var(--lm-surface); color: var(--lm-ink);
	font: inherit; font-weight: 700; font-size: 15px; text-decoration: none; cursor: pointer; white-space: nowrap;
}
.lumen .lm-btn:hover { border-color: var(--lm-muted); }
.lumen .lm-btn--primary { background: var(--lm-brand); border-color: var(--lm-brand); color: #fff; }
.lumen .lm-btn--primary:hover { background: color-mix(in srgb, var(--lm-brand) 86%, #000); color: #fff; }
.lumen .lm-btn--quiet { background: transparent; }
.lumen .lm-btn--lg { box-sizing: border-box; min-height: 56px; min-width: 0; max-width: 100%; padding: 8px 24px; flex-direction: column; gap: 0; align-items: flex-start; line-height: 1.25; text-align: start; }
.lumen .lm-btn__sub { display: block; max-width: min(100%, 40ch); font-weight: 400; font-size: 13.5px; opacity: .85; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* Progress ring (shared with the player) */
.lumen .lm-ring { --size: 36px; position: relative; display: inline-grid; place-items: center; width: var(--size); height: var(--size); flex: none; }
.lumen .lm-ring svg { position: absolute; inset: 0; width: 100%; height: 100%; transform: rotate(-90deg); }
.lumen .lm-ring circle { fill: none; stroke-width: 3.4; }
.lumen .lm-ring__bg { stroke: var(--lm-line); }
.lumen .lm-ring__fg { stroke: var(--lm-mark-fg); stroke-linecap: round; }
.lumen .lm-ring__val { position: relative; font-size: calc(var(--size) * .27); font-weight: 700; }
.lumen .lm-ring__val small { font-size: .7em; }

/* ---------- Course page ---------- */
.lm-course { margin-block: 8px 40px; }
.lm-course__panel {
	padding: 22px 24px;
	border: 1px solid var(--lm-line);
	border-radius: 18px;
	background: var(--lm-surface);
	box-shadow: var(--lm-shadow);
	margin-bottom: 36px;
}
.lm-course__facts { margin: 0 0 14px; color: var(--lm-muted); font-size: 15px; }
.lm-course__progress { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.lm-course__ptext { display: flex; flex-direction: column; flex: 1; min-width: 200px; }
.lm-course__ptext strong { font-size: 18px; }
.lm-course__h { margin-top: 8px; }
.lm-course__desc { margin-top: 4px; max-width: 72ch; }
.lumen .lm-notice { padding: 14px 16px; border-radius: 12px; background: var(--lm-mark-soft); border-inline-start: 4px solid var(--lm-mark); }

/* The track on the course page */
.lm-track--page { border: 1px solid var(--lm-line); border-radius: 16px; overflow: hidden; background: var(--lm-surface); margin-bottom: 36px; --spine-x: 33px; }
.lm-track .lm-sec { border-top: 1px solid var(--lm-line); }
.lm-track .lm-sec:first-child { border-top: 0; }
.lm-track .lm-sec__head {
	display: grid; grid-template-columns: 32px minmax(0, 1fr) auto 18px; align-items: center; gap: 12px;
	width: 100%; padding: 14px 18px; border: 0; background: var(--lm-surface-2); color: var(--lm-ink);
	font: inherit; text-align: start; cursor: pointer;
}
.lm-track .lm-sec__num { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 9px; border: 1.5px solid var(--lm-line-2); font-size: 13.5px; font-weight: 700; color: var(--lm-muted); background: var(--lm-surface); }
.lm-track .lm-sec.is-done .lm-sec__num { background: var(--lm-brand-soft); border-color: transparent; color: var(--lm-brand-fg); }
.lm-track .lm-sec__title { font-weight: 700; font-size: 16px; }
.lm-track .lm-sec__count { font-size: 13px; color: var(--lm-muted); }
.lm-track .lm-sec__chev { width: 18px; height: 18px; color: var(--lm-muted); transition: transform .2s; }
.lm-track .lm-sec:not(.is-open) .lm-sec__chev { transform: rotate(-90deg); }
.lm-track .lm-sec__list { position: relative; list-style: none; margin: 0; padding: 6px 0 10px; }
.lm-track .lm-sec:not(.is-open) .lm-sec__list { display: none; }
.lm-track .lm-sec__list::before { content: ""; position: absolute; top: 6px; bottom: 26px; inset-inline-start: var(--spine-x); width: 2px; margin-inline-start: -1px; background: var(--lm-line); }
.lm-track .lm-item { position: relative; margin: 0; padding: 0; list-style: none; }
.lm-track .lm-item.is-completed::before { content: ""; position: absolute; top: 0; bottom: 0; inset-inline-start: var(--spine-x); width: 2px; margin-inline-start: -1px; background: var(--lm-brand-fg); opacity: .55; }
.lm-track .lm-item:last-child::before { bottom: 50%; }
.lm-track .lm-item__row { position: relative; display: grid; grid-template-columns: 32px minmax(0, 1fr) auto; align-items: center; gap: 12px; min-height: 46px; padding: 8px 18px; color: var(--lm-ink-2); text-decoration: none; font-size: 15.5px; }
.lm-track a.lm-item__row:hover { background: var(--lm-surface-2); color: var(--lm-ink); }
.lm-track .lm-node { position: relative; z-index: 1; justify-self: center; display: grid; place-items: center; width: 18px; height: 18px; border-radius: 50%; border: 2px solid var(--lm-line-2); background: var(--lm-surface); }
.lm-track .lm-node .lm-ic { width: 12px; height: 12px; display: none; stroke-width: 3; }
.lm-track .lm-item.is-completed .lm-node { background: var(--lm-brand-fg); border-color: var(--lm-brand-fg); color: #fff; }
.lm-track .lm-item.is-completed .lm-node__check { display: block; }
.lm-track .lm-item.is-locked .lm-node { width: 20px; height: 20px; background: var(--lm-surface-2); border-color: var(--lm-line); color: var(--lm-muted); }
.lm-track .lm-item.is-locked .lm-node__lock { display: block; width: 11px; height: 11px; stroke-width: 2.4; }
.lm-track .lm-item.is-locked .lm-item__title { color: var(--lm-muted); }
.lm-track .lm-item__meta { color: var(--lm-muted); font-size: 13px; }
.lm-track .lm-item__q { display: inline-flex; align-items: center; gap: 4px; }
.lm-track .lm-item__q .lm-ic { width: 15px; height: 15px; }
.lm-track .lm-tag { font-style: normal; font-size: 12px; padding: 1px 6px; border-radius: 5px; background: var(--lm-surface-2); border: 1px solid var(--lm-line); color: var(--lm-muted); }
.lm-empty-note { padding: 16px 18px; margin: 0; color: var(--lm-muted); }

/* ---------- Dashboard ---------- */
.lm-dash { margin-block: 8px 40px; }
.lm-dash__hello { font-size: clamp(26px, 2vw + 16px, 34px); line-height: 1.15; font-weight: 700; letter-spacing: -.015em; margin: 0 0 6px; font-family: inherit; }
.lm-dash__sum { margin: 0 0 24px; color: var(--lm-muted); font-size: 17px; }
.lm-resume {
	position: relative;
	display: grid;
	grid-template-columns: minmax(0, 1fr) auto;
	grid-template-areas: "label go" "title go" "meta go";
	column-gap: 18px;
	padding: 20px 22px;
	margin-bottom: 34px;
	border-radius: 18px;
	background: var(--lm-brand);
	color: #fff !important;
	text-decoration: none !important;
	box-shadow: 0 14px 30px -16px color-mix(in srgb, var(--lm-brand) 75%, transparent);
	overflow: hidden;
}
.lm-resume::after {
	content: "";
	position: absolute;
	inset-inline-end: -40px;
	top: -40px;
	width: 180px;
	height: 180px;
	border-radius: 50%;
	border: 22px solid color-mix(in srgb, var(--lm-mark) 70%, transparent);
	opacity: .55;
}
.lm-resume:hover { background: color-mix(in srgb, var(--lm-brand) 90%, #000); }
.lm-resume__label { grid-area: label; font-size: 14px; opacity: .85; }
.lm-resume__title { grid-area: title; font-size: 21px; font-weight: 700; line-height: 1.25; margin: 2px 0; }
.lm-resume__meta { grid-area: meta; font-size: 14px; opacity: .8; }
.lm-resume__go { grid-area: go; align-self: center; position: relative; z-index: 1; display: grid; place-items: center; width: 52px; height: 52px; border-radius: 50%; background: #fff; color: var(--lm-brand); }
.lm-resume__go .lm-ic { width: 22px; height: 22px; fill: currentColor; stroke: none; margin-inline-start: 3px; }

.lm-crows { list-style: none; margin: 0; padding: 0; border: 1px solid var(--lm-line); border-radius: 16px; overflow: hidden; background: var(--lm-surface); }
.lm-crow { display: grid; grid-template-columns: 64px minmax(0, 1fr) auto; align-items: center; gap: 16px; padding: 16px 18px; border-top: 1px solid var(--lm-line); margin: 0; }
.lm-crow:first-child { border-top: 0; }
.lm-crow__media { width: 64px; height: 64px; border-radius: 12px; background: var(--lm-brand-soft) center / cover no-repeat; display: grid; place-items: center; text-decoration: none; }
.lm-crow__media span { font-size: 26px; font-weight: 700; color: var(--lm-brand); }
.lm-crow__title { margin: 0 0 8px; font-size: 17px; line-height: 1.3; font-weight: 700; font-family: inherit; }
.lm-crow__title a { text-decoration: none; }
.lm-crow__title a:hover { text-decoration: underline; text-underline-offset: 3px; }
.lm-bar { height: 6px; border-radius: 99px; background: var(--lm-line); overflow: hidden; max-width: 420px; }
.lm-bar span { display: block; height: 100%; border-radius: inherit; background: var(--lm-mark); }
.lm-crow.is-done .lm-bar span { background: var(--lm-brand); }
.lm-crow__meta { margin: 6px 0 0; font-size: 14px; color: var(--lm-muted); }
.lm-empty { padding: 28px; border: 1px dashed var(--lm-line-2); border-radius: 16px; color: var(--lm-muted); text-align: center; }

/* Login box */
.lumen .lm-panel { max-width: 460px; padding: 26px; border: 1px solid var(--lm-line); border-radius: 18px; background: var(--lm-surface); box-shadow: var(--lm-shadow); }
.lumen .lm-login form p { margin: 0 0 14px; }
.lumen .lm-login label { display: block; font-weight: 700; font-size: 14.5px; margin-bottom: 6px; }
.lumen .lm-login input[type="text"], .lumen .lm-login input[type="password"] { width: 100%; height: 44px; padding: 0 12px; border: 1px solid var(--lm-line-2); border-radius: 10px; font: inherit; background: #fff; color: var(--lm-ink); }
.lumen .lm-login .login-remember label { display: inline-flex; gap: 8px; align-items: center; font-weight: 400; }
.lumen .lm-login input[type="submit"] { height: 44px; padding: 0 22px; border: 0; border-radius: 10px; background: var(--lm-brand); color: #fff; font: inherit; font-weight: 700; cursor: pointer; }

@media (max-width: 600px) {
	.lm-crow { grid-template-columns: 48px minmax(0, 1fr); }
	.lm-crow__media { width: 48px; height: 48px; }
	.lm-crow .lm-btn { grid-column: 2; justify-self: start; min-height: 40px; }
	.lm-course__panel { padding: 18px; }
	.lm-course__ptext { min-width: 0; flex-basis: calc(100% - 82px); }
	.lumen .lm-course__panel .lm-btn--lg { width: 100%; padding: 8px 18px; }
	.lm-track--page { --spine-x: 31px; }
	.lm-track .lm-item__row { padding: 8px 14px; }
	.lm-track .lm-sec__head { padding: 14px; }
}

/* Options for the course content list */
.lm-track.no-numbers .lm-sec__num { display: none; }
.lm-track.no-numbers .lm-sec__head { grid-template-columns: minmax(0, 1fr) auto 18px; }
.lm-course-button { margin: 0; }
.lm-course-button .lm-notice, .lm-course-button .lm-panel { max-width: 460px; }
/* Themes often style focused buttons; keep the ring for keyboard users only. */
.lumen .lm-sec__head:focus:not(:focus-visible) { outline: none; box-shadow: none; }
.lumen .lm-sec__head { box-shadow: none; text-transform: none; letter-spacing: normal; border-radius: 0; }